minor wording/formatting fixes

man2/msgctl.2

@@ -47,7 +47,7 @@ msgctl \- message control operations
 .BI "int " cmd ,
 .BI "struct msqid_ds *" buf );
 .SH DESCRIPTION
-.B msgctl
+.BR msgctl ()
 performs the control operation specified by
 .I cmd
 on the message queue with identifier

man2/semctl.2

@@ -46,7 +46,7 @@ semctl \- semaphore control operations
 .BI "int semctl(int " semid ", int " semnum ", int " cmd ", ...);"
 .fi
 .SH DESCRIPTION
-.B semctl
+.BR semctl ()
 performs the control operation specified by
 .I cmd
 on the semaphore set identified by
@@ -156,8 +156,9 @@ calls on the set (with an error return and
 .I errno
 set to
 .BR EIDRM ).
-The effective user\-ID of the calling process must be that of the
-superuser, or match the creator or owner of the semaphore set.
+The effective user\-ID of the calling process must
+match the creator or owner of the semaphore set,
+or the caller must be privileged.
 The argument
 .I semnum
 is ignored.
@@ -263,7 +264,7 @@ calls in other processes to proceed, then those processes are woken up.
 The calling process must have alter permission on the semaphore set.
 .SH "RETURN VALUE"
 On failure
-.B semctl
+.BR semctl ()
 returns \-1
 with
 .I errno
@@ -389,7 +390,7 @@ the macro
 is defined in <sys/sem.h>.
 .PP
 The following system limit on semaphore sets affects a
-.B semctl
+.BR semctl ()
 call:
 .TP 11
 .B SEMVMX
@@ -398,11 +399,11 @@ Maximum value for
 implementation dependent (32767).
 .LP
 For greater portability it is best to always call
-.B semctl
+.BR semctl ()
 with four arguments.
 .LP
 Under Linux,
-.B semctl
+.BR semctl ()
 is not a system call, but is implemented via the system call
 .BR ipc (2).
 .SH "CONFORMING TO"

man2/semget.2

@@ -59,7 +59,7 @@ semaphores is created if
 .I key
 has the value
 .B IPC_PRIVATE
-or if no existing semaphore set is associated to
+or if no existing semaphore set is associated with
 .I key
 and
 .B IPC_CREAT
@@ -218,7 +218,7 @@ the system call ignores everything but the least significant 9 bits of
 .I semflg
 and creates a new semaphore set (on success).
 .PP
-The followings are limits on semaphore set resources affecting a
+The following limits on semaphore set resources affect the
 .BR semget ()
 call:
 .TP 11

man2/semop.2

@@ -416,7 +416,7 @@ for a semaphore can all be retrieved using appropriate
 .BR semctl (2)
 calls.
 .PP
-The followings are limits on semaphore set resources affecting a
+The following limits on semaphore set resources affect the
 .BR semop ()
 call:
 .TP

man2/shmctl.2

@@ -48,7 +48,7 @@ shmctl \- shared memory control
 .BI "int shmctl(int " shmid ", int " cmd ", struct shmid_ds *" buf );
 .ad b
 .SH DESCRIPTION
-\fBshmctl()\fP
+.BR shmctl ()
 allows the caller to obtain information about a shared memory segment,
 set the owner, group, and permissions of a segment,
 or destroy a segment.

man2/shmget.2

@@ -223,7 +223,7 @@ the system call ignores everything but the least significant 9 bits of
 .I shmflg
 and creates a new shared memory segment (on success).
 .PP
-The followings are limits on shared memory segment resources affecting a
+The following limits on shared memory segment resources affect the
 .BR shmget ()
 call:
 .TP 11

man2/times.2

@@ -99,8 +99,8 @@ All times reported are in clock ticks.
 returns the number of clock ticks that have elapsed since
 an arbitrary point in the past.
 For Linux 2.4 and earlier this point is the moment the system was booted.
-Since Linux 2.6, this point is (2^32/HZ) - 300 (i.e., about 429 million)
-seconds before system boot time.
+Since Linux 2.6, this point is \fI(2^32/HZ) - 300\fP
+(i.e., about 429 million) seconds before system boot time.
 The return value may overflow the possible range of type
 .I clock_t.
 On error, \fI(clock_t) \-1\fP is returned, and

man2/wait4.2

@@ -110,14 +110,10 @@ See
 for details.
 .SH "RETURN VALUE"
 As for
-.BR waitpid (2);
-see
-.BR wait (2).
+.BR waitpid (2).
 .SH ERRORS
 As for
-.BR waitpid (2);
-see
-.BR wait (2).
+.BR waitpid (2).
 .SH NOTES
 Including
 .I <sys/time.h>